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NSK's Full Complement Cylindrical Roller Bearings for Crane Sheaves feature high performance seals, inner and outer ring re-lubrication holes and a highly corrosion resistant phosphate coating.

Condition Description

  • Contamination
  • High Load
  • High Speed
  • Lubrication


  • Material Handling
  • Quarrying, Mining and Construction

Product Features

  • Improved contact seals
  • High load rating
  • Highly corrosion resistant phosphate coating
  • Easier grease re-lubrication
  • Inner and outer ring re-lubrication holes
  • Bearings pre-greased with Lithium grease
  • Can be fitted with DIN 471 snap rings


  • Contact seals prevent ingress of foreign particles or water
  • Increased radial and axial capability
  • Re-lubrication holes for easy maintenance & grease replenishment
  • Can be used in external environments due to coating
  • Snap ring (DIN 471) can be applied to the outer ring
RS-50xx DS E7 NA S5 C3
Show Description
RS-50xxBasic Number
DSContact Seal
E7Lubrication Groove in Outside Surface
NADIN 471 Compliant
S5Phosphate Surface Treatment
C3Radial Internal Clearance